• Systems Engineer

    SOS International LLC (Annapolis Junction, MD)
    Annapolis Junction, MD, USA Full-time FLSA Status: Exempt Clearance Requirement: Top Secret / SCI w/ CI Poly **Company Description** Founded in 1989, SOSi is ... tests for line and supervisory personnel. **Qualifications** Minimum Requirements + Active in-scope TS / SCI with Cl Polygraph. + 5 years of experience in systems… more
    SOS International LLC (12/11/25)
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  • Engineer VI

    General Atomics (Englewood, CO)
    …Required:** 0% - 25% **Full-Time/Part-Time:** Full-Time Salary **State:** Colorado **Clearance Level:** Top Secret ( SCI access eligible) **Pay Range Low:** ... design and readiness reviews. + Maintains strict confidentiality of sensitive information . + Performs other duties as...+ Must be able to obtain and maintain a TS / SCI security clearance. **US Citizenship… more
    General Atomics (12/11/25)
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  • Software Engineer - Clearance Required

    Lockheed Martin (Hanover, MD)
    …software engineering experience may be substituted for a bachelor's degree\. * Current DoD Top Secret SCI with Polygraph\. * Minimum Fifteen \(15\) years ... to undermine our way of life\. As a cyber security professional at Lockheed Martin, you'll protect the networks...Kubernetes \- Rabbit MQ \- TomCat Admin **Clearance Level:** TS / SCI w/Poly SP **Other Important Information… more
    Lockheed Martin (12/10/25)
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  • Senior WMD Analyst - Mission Support

    SOS International LLC (Fort Belvoir, VA)
    Fort Belvoir, VA, USA Full-time FLSA Status: Exempt Clearance Requirement: Top Secret / SCI **Company Description** Founded in 1989, SOSi is among the largest ... 3+ years of experience supporting finished intelligence analysis. + Active DoD TS / SCI clearance with Counterintelligence Poly. + Proficient in conducting… more
    SOS International LLC (11/21/25)
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  • Systems Engineer ( Test Tool Development…

    KBR (Springfield, VA)
    … Science, Business, Computer Science, Mathematics, or related quantitative science field. Security Clearance Requirements: Active TS / SCI (with poly ... Title: Systems Engineer ( Test Tool Development and Automation) Belong. Connect. Grow....and Automation) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology… more
    KBR (12/11/25)
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  • Simulation Network Engineer

    Huntington Ingalls Industries (Nellis AFB, NV)
    …and prevent problems on complex tasks and systems. + Must have had an Active DOD Top Secret clearance within the last 24 months. + Ability to obtain and maintain ... Type: Full Time/Salaried/Exempt Anticipated Salary Range: $100,000.00 - $145,000.00 Security Clearance: Ability to Obtain Level of Experience: Mid...DoD TS / SCI and relevant SAP/SAR Clearance. Preferred Requirements… more
    Huntington Ingalls Industries (11/05/25)
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  • Sr. Specialist, Systems Engineer

    L3Harris (Greenville, TX)
    …an active Secret clearance at the time of hire with the ability to obtain a Top Secret with SCI . + Must be a US Citizen. Preferred Additional Skills: + ... sea and cyber domains in the interest of national security . Job Title: Sr. Spec, Systems Engineering Job Code: 30653...Active Top Secret with SCI . + CI… more
    L3Harris (11/01/25)
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  • Software Design and Analysis Engineer (Experienced…

    The Boeing Company (Kirtland AFB, NM)
    …to work variable shifts; including day, evening, night and weekends + Active US Top Secret / SCI security clearance **Preferred Qualifications (Desired ... in all disciplines required to plan, design, integrate, and test complex optical, electronic, quantum systems to achieve research...Security Clearance** This position requires an active US Top Secret / SCI Security … more
    The Boeing Company (12/17/25)
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  • Mechanical Engineering Manager

    Lockheed Martin (Littleton, CO)
    … clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should Know** **Expression ... leadership attributes * Ability to obtain and maintain a Secret Security Clearance; U\.S\. Citizenship is require...manufacturing\. \- The ability and willingness to obtain a TS / SCI with Poly clearance\. ** Security … more
    Lockheed Martin (12/19/25)
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  • Network Engineer

    Leidos (Odenton, MD)
    …and requires **U.S citizenship with an active Top Secret / SCI .** **Primary Responsibilities:** + Network integration, testing, security engineering, and ... written and oral communication and problem-solving skills + Active DoD clearance at the Top - Secret / SCI level + Security + Certification or other DOD… more
    Leidos (12/10/25)
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